-Build-Depends: debhelper (>= 4), libyaz3-dev, libyazpp3-dev, libxslt1-dev, libboost-dev, libboost-thread-dev, libboost-date-time-dev, libboost-program-options-dev, libboost-test-dev
+Build-Depends: debhelper (>= 4), libyaz3-dev, libyazpp3-dev (>= 1.1.1), libxslt1-dev, libboost-dev, libboost-thread-dev, libboost-test-dev, libgnutls-dev